Successfully complete the game with all fighters and play as Hayate in survival mode. Defeat at least three fighters, then enter "EIN" at the initials screen. Ein will now be unlocked in all modes except for story mode. Note: This also unlocks random character selection. -From: EMMAGEX1@aol.com and ChoclateAzhian@aol.com

Successfully complete time attack mode in under six minutes to unlock Ein's shirtless costume. -From: EMMAGEX1@aol.com

Theater mode

Successfully complete story mode with a character to unlock theater mode and the ending movie for the character you completed the game with. -From: EMMAGEX1@aol.com

Ending credits

Successfully complete the game with all fighters to unlock an option to toggle the ending credits on the game settings screen.

Control victory view

During the victory scene after a battle, press R3 or R4 and use the Left Analog-stick or Right Analog-stick to change the camera angle. The Left Analog-stick pans the camera, and the Right Analog-stick zooms in and out.

Control replays

Hold A + B + X after winning a match. When the replay starts, press Y to slow it down or go back.

Helena swimming in aquarium

When you first turn on the game, press Start to skip the introduction and get to the title screen with "Press Start". Do not press Start and wait for the game's introduction to begin again. Instead of starting off with the Azuchi, it will start in the Aquarium. You will then see Helena swimming in the large tank in her red bikini.

Alternate costume colors

Press the indicated buttons to select your character's costume and it will change their appearance. This works for the following characters:

Kasumi

Costume 1: Press A (Blue Ninja Outfit, Hair in a Ribbon)

Costume 1: Press X (Blue Ninja Outfit, Hair in a Braid)

Costume 1: Press Y (Blue Ninja Outfit, Hair Loose)

Costume 1: Press A+ L (same as Costume 1 with A)

Costume 2: Press A (White Ninja Outfit, Hair in a Ribbon)

Costume 2: Press X (White Ninja Outfit, Hair in a Braid)

Costume 2: Press Y (White Ninja Outfit, Hair Loose)

Costume 2: Press A + L (same as Costume 2 with A)

Costume 3: Press A (Schoolgirl Outfit, Hair in a Ribbon)

Costume 3: Press X (Schoolgirl Outfit, Hair in a Braid)

Costume 3: Press Y (Schoolgirl Outfit, Hair Loose)

Costume 3: Press A + L (same as Costume 3 with A)

Hayabusa

Costume 1: Press A (Black Ninja Outfit)

Costume 2: Press A (Black Ninja Outfit With Open Arms, a Mask, and Gray Boots)